CN112706594B - Back skirtboard assembly and car - Google Patents

Back skirtboard assembly and car Download PDF

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Publication number
CN112706594B
CN112706594B CN202110132359.4A CN202110132359A CN112706594B CN 112706594 B CN112706594 B CN 112706594B CN 202110132359 A CN202110132359 A CN 202110132359A CN 112706594 B CN112706594 B CN 112706594B
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CN
China
Prior art keywords
back door
rear apron
edge
assembly
apron board
Prior art date
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Application number
CN202110132359.4A
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Chinese (zh)
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CN112706594A (en
Inventor
胡海涛
陈圣
高学宾
潘凤刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Changan Automobile Co Ltd
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Chongqing Changan Automobile Co Ltd
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Priority to CN202110132359.4A priority Critical patent/CN112706594B/en
Publication of CN112706594A publication Critical patent/CN112706594A/en
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Publication of CN112706594B publication Critical patent/CN112706594B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60JWINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00Doors
    • B60J5/10Doors arranged at the vehicle rear
    • B60J5/101Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans
    • B60J5/107Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans constructional details, e.g. about door frame, panels, materials used, reinforcements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60JWINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J10/00Sealing arrangements
    • B60J10/80Sealing arrangements specially adapted for opening panels, e.g. doors
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/82Elements for improving aerodynamics

Abstract

The invention relates to a rear apron board assembly and an automobile, wherein a rear apron board spigot edge used for mounting a back door sealing strip is arranged on the rear apron board assembly, an inward concave rib which is concave towards the interior of the automobile is arranged on the rear apron board spigot edge, a space surrounded by the inward concave rib is used for forming a drainage channel which drains towards the exterior of the automobile between the rear apron board spigot edge and the back door sealing strip, a water leakage hole which is connected with the lower end part of the inward concave rib is arranged on the rear apron board assembly, and the water leakage hole is arranged on a part, closer to the interior of the automobile than the rear apron board spigot edge, of the rear apron board assembly. The invention can reduce or eliminate the problems that the rainwater of the vehicle is gathered to the lower cavity of the sealing strip of the back door and cannot be discharged in time at present and the drainage quantity of the added convex rib is possibly insufficient, and improve the waterproof performance of the sealing port edge area of the back door; meanwhile, the problem that a small amount of water enters the existing vehicle and is accumulated in a groove of the inner plate of the rear apron board and cannot be detected can be reduced or eliminated, and the water inlet detection function can be enhanced.

Description

Rear apron board assembly and automobile
Technical Field
The invention relates to an automobile, in particular to a rear apron board assembly and an automobile.
Background
The back door sealing strip of the automobile is an important component of a back door sealing system, the back door sealing strip is clamped on the back door sealing spigot edge, and the back door sealing spigot edge comprises sheet metal parts such as a top cover, a side wall assembly, a rear apron plate assembly and the like; the top cover is positioned at the highest point of the back door sealing port edge area, and the rear apron plate assembly is positioned at the lowest point of the back door sealing port edge area; the lap joint of the top cover and the side wall assembly and the lap joint of the metal plate in the side wall assembly form a gap between the lip edge of the back door sealing strip and the metal plate, and rainwater can enter the back door sealing strip when flowing through; under the action of gravity, rainwater flows down along a lip edge of a sealing strip of the back door and a cavity formed by a metal plate and is gathered at the rear apron plate assembly at the lowest point, and the edge of a sealing spigot of the back door is closed by a circle, so that the rainwater gathered at the rear apron plate assembly cannot be discharged in time, and the water level is increased and possibly turns over the edge of the sealing spigot of the back door to enter the vehicle. In the prior art, an outer convex rib protruding towards the outside direction is arranged on the edge of a sealing seam allowance of the backdoor, and a lip edge of a sealing strip of the backdoor is jacked open to form a drainage gap which is smaller; meanwhile, the outer convex ribs can reduce or even seal a cavity formed by the lip edge of the sealing strip of the back door and the metal plate, and water is prevented from flowing to the middle lower part; when the water inflow is larger than the water discharge amount of a water discharge gap formed by ejecting the lip edge of the backdoor sealing strip by the outer convex rib, rainwater is still collected, and the water level is increased and may enter the vehicle by turning over the sealing spigot edge of the backdoor. Meanwhile, the sealing seam allowance edge of the back door is inclined upwards, the inner plate of the rear apron plate forms a groove structure at the root part of the seam allowance edge, a small amount of inflow water is accumulated at the position when a rain line is detected, but the inflow water cannot be found due to the covering of the interior trim part; when the vehicle is used in continuous rainy days, the problems that articles in the vehicle are soaked in water and are affected with damp due to a large amount of water inflow are caused.
Disclosure of Invention
The object of the present invention is to propose a rear apron assembly and a motor vehicle in order to alleviate or eliminate at least one of the above-mentioned technical problems.
The rear apron board assembly is provided with a rear apron board spigot edge used for mounting a back door sealing strip, an inward concave rib which is concave towards the interior of a vehicle is arranged on the rear apron board spigot edge, a space surrounded by the inward concave rib is used for forming a drainage channel which drains towards the exterior of the vehicle between the rear apron board spigot edge and the back door sealing strip, the rear apron board assembly is provided with a water leakage hole which is connected with the lower end part of the inward concave rib, the water leakage hole is arranged on a part, closer to the interior of the vehicle, of the rear apron board assembly than the rear apron board spigot edge, and the inward concave rib protrudes out of the rear apron board spigot edge towards the interior of the vehicle.
Further, back skirtboard assembly includes back skirtboard planking and back skirtboard inner panel, be equipped with planking tang limit on the back skirtboard planking, be equipped with inner panel tang limit on the back skirtboard inner panel, inner panel tang limit with planking tang limit overlap joint becomes back skirtboard tang limit, the interior concave rib sets up planking tang edge, inner panel tang edge is equipped with and is used for dodging the breach of dodging of interior concave rib, dodge the breach with the lower tip of interior concave rib encloses into the hole that leaks.
Furthermore, a plurality of the inward concave ribs and a plurality of the water leakage holes which are respectively in one-to-one correspondence with the inward concave ribs are arranged on the edge of the rabbet of the rear apron plate.
The invention further provides an automobile which comprises a back door frame enclosing an automobile back door opening, wherein a back door sealing spigot edge surrounding the automobile back door opening is arranged on the back door frame, a back door sealing strip is arranged on the back door sealing spigot edge, the back door sealing spigot edge is clamped in the back door sealing strip, the back apron plate assembly is arranged at the lower part of the back door frame, and the back apron plate spigot edge on the back apron plate assembly is arranged at the lower part of the back door sealing spigot edge.
Further, the back door frame is enclosed the assembly by back skirtboard assembly, right side in proper order end to end and constitutes, the right side is enclosed and is equipped with the right side and encloses the tang limit on the assembly, be equipped with top cap tang limit on the top cap, it encloses the tang limit on the left side to enclose on the assembly, back skirtboard tang limit, the right side encloses the tang limit, top cap tang limit and the left side encloses the tang limit and links to each other end to end in proper order becomes back door seal tang limit.
The invention can reduce or eliminate the problems that the rainwater of the vehicle is gathered to the lower cavity of the sealing strip of the back door and cannot be discharged in time at present and the drainage quantity of the added convex rib is possibly insufficient, and improve the waterproof performance of the sealing port edge area of the back door; meanwhile, the problem that a small amount of water enters the existing vehicle and is accumulated in a groove of the inner plate of the rear apron board and cannot be detected can be reduced or eliminated, and the water inlet detection function can be enhanced.
Drawings
FIG. 1 is one of the schematic structural views of the back door seal stop edge in the embodiment;
FIG. 2 is a schematic structural view of the rear apron outer panel in the embodiment;
FIG. 3 is a schematic structural view of a rear apron inner panel according to an embodiment;
FIG. 4 is a second schematic view of the structure of the back door sealing edge in the embodiment;
FIG. 5 isbase:Sub>A sectional view taken along line A-A of FIG. 4;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;
fig. 7 is an enlarged view of a portion C of fig. 1.
In the figure: 1-rear apron board assembly; 2-left side enclosure assembly; 3-right side wall assembly; 4-top cover; 5-rear apron board outer plate; 6-outer plate spigot edge; 7-concave ribs; 8-rear apron board inner plate; 9-inner plate spigot edge; 10-avoiding the gap; 11-backdoor seal strip; 12-a cavity; 13-water leakage hole.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 to 7, a rear apron board assembly is provided, a rear apron board spigot edge for mounting a back door sealing strip 11 is provided on the rear apron board spigot edge, an inward concave rib 7 which is concave towards the vehicle interior direction is provided on the rear apron board spigot edge, a space surrounded by the inward concave rib 7 is used for forming a drainage channel which drains towards the vehicle exterior direction between the rear apron board spigot edge and the back door sealing strip 11, a water leakage hole 13 which is connected with the lower end part of the inward concave rib 7 is provided on the rear apron board assembly 1, the water leakage hole 13 is provided on a part of the rear apron board assembly 1 which is closer to the vehicle interior direction than the rear apron board spigot edge, and the inward concave rib 7 protrudes from the rear apron board spigot edge towards the vehicle interior direction.
In this embodiment, the rear apron board assembly 1 includes a rear apron board outer plate 5 and a rear apron board inner plate 8, an outer plate spigot edge 6 is arranged on the rear apron board outer plate 5, an inner plate spigot edge 9 is arranged on the rear apron board inner plate 8, the inner plate spigot edge 9 and the outer plate spigot edge 6 are overlapped to form the rear apron board spigot edge, the inner concave rib 7 is arranged on the outer plate spigot edge 6, an avoiding notch 10 for avoiding the inner concave rib 7 is arranged on the inner plate spigot edge 9, and the avoiding notch 10 and the lower end of the inner concave rib 7 are enclosed to form a water leakage hole 13. Set up and dodge breach 10 on the one hand and be convenient for form concave rib 7 for concave rib 7 degree of sinking is bigger, more is favorable to the drainage, and on the other hand is convenient for form hole 13 that leaks.
In this embodiment, the edge of the front edge of the rear apron plate is provided with a plurality of concave ribs 7 and a plurality of water leakage holes 13 corresponding to the plurality of concave ribs 7 one by one. The arrangement of the plurality of concave ribs 7 can improve the drainage capability.
The invention also provides an automobile, as shown in fig. 1 to 7, the automobile comprises a back door frame enclosing an automobile back door opening, a back door sealing spigot edge surrounding the automobile back door opening is arranged on the back door frame, a back door sealing strip 11 is arranged on the back door sealing spigot edge, the back door sealing spigot edge is clamped in the back door sealing strip 11, the lower part of the back door frame is the rear apron plate assembly 1, the lower part of the back door sealing spigot edge is a rear apron plate spigot edge on the rear apron plate assembly 1, a cavity 12 is formed between the lip edge of the back door sealing strip 11 and the back door sealing spigot edge, the lower end of the inner concave rib 7 extends downwards from the back door sealing strip 11, and a space enclosed by the inner concave rib 7 forms a drainage channel communicated with the cavity 12.
Further, the back door frame is enclosed assembly 3, top cap 4 and left side by the back skirtboard assembly 1, the right side that end to end in proper order and encloses assembly 2 and constitute, is equipped with the right side on enclosing assembly 3 and encloses the tang limit, is equipped with top cap 4 tang limit on top cap 4, is equipped with the tang limit of left side on enclosing assembly 2 on the left side, and back skirtboard tang limit, right side enclose the tang limit, top cap 4 tang limit and the tang limit of left side enclose the tang limit and connect end to end in proper order and become back door seal tang limit.
As shown in fig. 4 and 5, the back door sealing strip 11 is clamped on the back door sealing seam allowance edge, a gap is formed between the lip edge of the back door sealing strip 11 and the sheet metal at the lap joint of the top cover 4 and the left side wall assembly 2 and the right side wall assembly 3, and at the lap joint of the sheet metal inside the left side wall assembly 2 and the sheet metal inside the right side wall assembly 3, and rainwater can enter the cavity 12 formed by the lip edge of the back door sealing strip 11 and the sheet metal when flowing through; under the action of gravity, rain flows down along the chamber 12.
As shown in fig. 6 and 7, at the concave rib 7, the cavity 12 communicates with the outside of the vehicle through a drainage channel formed by the concave rib 7, so that the accumulated water entering the cavity 12 is drained from the outside of the vehicle. When the water displacement of a single inner concave rib 7 is insufficient, a plurality of inner concave ribs 7 can be arranged, and the lip edge of the back door sealing strip 11 and the metal plate can not be reduced or sealed to form the cavity 12 due to the inner concave ribs 7, so that the water displacement can be effectively increased, water is prevented from entering the vehicle through the sealing port edge of the back door, and the sealing performance of the whole vehicle is improved.
Due to other reasons, the rainwater entering the cavity 12 is too much or the cavity 12 is squeezed to be reduced or even sealed, so that the water turns over the sealing stop edge of the back door to enter the root area of the stop edge 9 of the inner plate on the inner side of the vehicle, can flow into the obvious position in the vehicle from the water leakage hole 13, is easy to find after rain detection, and enhances the water inlet detection function.

Claims (5)

1. A rear apron assembly characterized in that: the rear apron board assembly is provided with a rear apron board spigot edge used for mounting a back door sealing strip, the rear apron board spigot edge is provided with an inward concave rib which is concave towards the vehicle interior direction, a space surrounded by the inward concave rib is used for forming a drainage channel which drains towards the vehicle exterior direction between the rear apron board spigot edge and the back door sealing strip, the rear apron board assembly is provided with a water leakage hole which is connected with the lower end part of the inward concave rib, and the water leakage hole is arranged on a part, closer to the vehicle interior direction than the rear apron board spigot edge, of the rear apron board assembly;
the inner concave rib protrudes out of the edge of the stop opening of the rear apron board towards the direction inside the vehicle.
2. The rear apron assembly of claim 1, wherein: the back skirtboard assembly includes back skirtboard planking and back skirtboard inner panel, be equipped with planking tang limit on the back skirtboard planking, be equipped with inner panel tang limit on the back skirtboard inner panel, inner panel tang limit with planking tang limit overlap joint becomes back skirtboard tang limit, the indent muscle sets up planking tang edge, inner panel tang edge is equipped with and is used for dodging the breach is dodged to the indent muscle, dodge the breach with the lower tip of indent muscle encloses into the hole that leaks.
3. The rear skirt assembly of claim 1, wherein: the edge of the front edge of the rear apron plate is provided with a plurality of inward concave ribs and a plurality of water leakage holes which are in one-to-one correspondence with the inward concave ribs.
4. An automobile, comprising a back door frame enclosing an automobile back door opening, wherein a back door sealing stop edge surrounding the automobile back door opening is arranged on the back door frame, a back door sealing strip is arranged on the back door sealing stop edge, the back door sealing stop edge is clamped in the back door sealing strip, the lower part of the back door frame is the rear apron plate assembly of any one of claims 1-3, and the lower part of the back door sealing stop edge is the rear apron plate stop edge on the rear apron plate assembly.
5. The automobile of claim 4, wherein: the back door frame is enclosed the assembly by back skirtboard assembly, right side in proper order end to end and constitutes, top cap and left side enclose the assembly, be equipped with the right side on enclosing the assembly and enclose the tang limit, be equipped with top cap tang limit on the top cap, it encloses the tang limit to be equipped with the left side on enclosing the assembly on the left side, back skirtboard tang limit, the right side encloses the tang limit, top cap tang limit and the tang limit is enclosed on the left side and is linked together end to end in proper order and become back door seal tang limit.
CN202110132359.4A 2021-01-31 2021-01-31 Back skirtboard assembly and car Active CN112706594B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110132359.4A CN112706594B (en) 2021-01-31 2021-01-31 Back skirtboard assembly and car

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Application Number Priority Date Filing Date Title
CN202110132359.4A CN112706594B (en) 2021-01-31 2021-01-31 Back skirtboard assembly and car

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CN112706594A CN112706594A (en) 2021-04-27
CN112706594B true CN112706594B (en) 2023-04-14

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113415344B (en) * 2021-07-01 2022-08-09 重庆长安汽车股份有限公司 Back threshold flowing water structure and vehicle

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